Sex;Social class;Indicator;Total Both sexes;TOTAL;Average;17.72 Both sexes;TOTAL;Standard deviation;4.80 Both sexes;I;Average;18.85 Both sexes;I;Standard deviation;5.59 Both sexes;II;Average;18.21 Both sexes;II;Standard deviation;3.83 Both sexes;III;Average;17.91 Both sexes;III;Standard deviation;4.47 Both sexes;IV;Average;17.59 Both sexes;IV;Standard deviation;4.62 Both sexes;V;Average;17.56 Both sexes;V;Standard deviation;4.93 Both sexes;VI;Average;17.27 Both sexes;VI;Standard deviation;4.75 Both sexes;No data recorded;Average;17.79 Both sexes;No data recorded;Standard deviation;5.45 Men;TOTAL;Average;17.42 Men;TOTAL;Standard deviation;4.47 Men;I;Average;18.63 Men;I;Standard deviation;5.62 Men;II;Average;18.08 Men;II;Standard deviation;3.45 Men;III;Average;17.65 Men;III;Standard deviation;4.07 Men;IV;Average;17.55 Men;IV;Standard deviation;4.76 Men;V;Average;17.28 Men;V;Standard deviation;4.67 Men;VI;Average;16.58 Men;VI;Standard deviation;3.61 Men;No data recorded;Average;17.58 Men;No data recorded;Standard deviation;3.70 Women;TOTAL;Average;18.13 Women;TOTAL;Standard deviation;5.18 Women;I;Average;19.08 Women;I;Standard deviation;5.54 Women;II;Average;18.34 Women;II;Standard deviation;4.18 Women;III;Average;18.21 Women;III;Standard deviation;4.87 Women;IV;Average;17.65 Women;IV;Standard deviation;4.37 Women;V;Average;17.97 Women;V;Standard deviation;5.26 Women;VI;Average;18.22 Women;VI;Standard deviation;5.84 Women;No data recorded;Average;17.98 Women;No data recorded;Standard deviation;6.65